+######################################################################
+##
+## config file parsing
+
+git-version proc _parse_config {arr_name args} {
+ >= 1.5.3 {
+ upvar $arr_name arr
+ array unset arr
+ set buf {}
+ catch {
+ set fd_rc [eval \
+ [list git_read config] \
+ $args \
+ [list --null --list]]
+ fconfigure $fd_rc -translation binary
+ set buf [read $fd_rc]
+ close $fd_rc
+ }
+ foreach line [split $buf "\0"] {
+ if {[regexp {^([^\n]+)\n(.*)$} $line line name value]} {
+ if {[is_many_config $name]} {
+ lappend arr($name) $value
+ } else {
+ set arr($name) $value
+ }
+ }
+ }
+ }
+ default {
+ upvar $arr_name arr
+ array unset arr
+ catch {
+ set fd_rc [eval [list git_read config --list] $args]
+ while {[gets $fd_rc line] >= 0} {
+ if {[regexp {^([^=]+)=(.*)$} $line line name value]} {
+ if {[is_many_config $name]} {
+ lappend arr($name) $value
+ } else {
+ set arr($name) $value
+ }
+ }
+ }
+ close $fd_rc
+ }
+ }
+}
+
+proc load_config {include_global} {
+ global repo_config global_config default_config
+
+ if {$include_global} {
+ _parse_config global_config --global
+ }
+ _parse_config repo_config
+
+ foreach name [array names default_config] {
+ if {[catch {set v $global_config($name)}]} {
+ set global_config($name) $default_config($name)
+ }
+ if {[catch {set v $repo_config($name)}]} {
+ set repo_config($name) $default_config($name)
+ }
+ }
+}
+